Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Keeping your iPhone or Android device secure is a no-brainer.

Android users are currently at risk of a scarily advanced malware that reportedly uses Meta's advertising platforms (like Facebook and Instagram) to hunt for users' PINs, messages, and other sensitive ...

If you use a four-digit PIN number, your personal code may not be as secure as you think. PIN codes are commonly used to unlock iPhone or Android devices, access online banking, get cash out of an ATM ...

If you have an Apple or an Android phone—and you probably do—you have the option of locking your phone using a PIN code. With most of these phones, you can choose a four-digit PIN or a six-digit PIN.

PIN codes – the four-digit number you use to access electronic devices or access things like ATMs – have become a common part of our everyday lives. But how secure is your number? It’s likely much ...